Category:High-purity chemical and electronic chemicals series/potassium salt series;
Alias:Potassium Nitrate
CAS No.: 7646-93-7
Molecular formula:KNO3
Molecular weight:101.10
Property:White crystal powder,hygroscopy,easy decomposition when heating,soluble in water, slight soluble in alcohol.
Technical indicators:
No. |
Name |
Analytically pure |
Chemically pure |
1 |
Content(KNO3),% |
≥99.0 |
≥98.5 |
2 |
PH(50 g /L,25?) |
5.0~8.0 |
5.0~8.0 |
3 |
Clarity Test |
Qualified |
Qualified |
4 |
Water insoluble ,% |
≤0.004 |
≤0.006 |
5 |
Total chlorine( Cl ),% |
≤ 0.003 |
≤0.005 |
6 |
Iodate(IO3),% |
≤0.0005 |
≤0.002 |
7 |
Sulfate(SO4),% |
≤0.003 |
≤0.01 |
8 |
Nitrite (NO2),% |
≤0.001 |
≤0.002 |
9 |
Ammonia (NH4),% |
≤0.001 |
≤0.005 |
10 |
Phosphate(PO4),% |
≤0.0005 |
≤0.001 |
11 |
(Na),% |
≤0.02 |
≤0.05 |
12 |
(Mg),% |
≤0.002 |
≤0.004 |
13 |
(Ca),% |
≤0.004 |
≤0.006 |
14 |
(Fe),% |
≤0.0002 |
≤0.0005 |
15 |
Heavy metal( Pb),% |
≤0.0005 |
≤0.001 |
Use:Mainly used for the foliar spray of fireworks, gunpowder, matches, fuses, candles, tobacco, color TV picture tubes, drugs, chemical reagents, catalysts, ceramic glaze, glass, fertilizer, and flowers, vegetables, fruit trees and other cash cropsfertilizers. In addition, the metallurgical industry, food industry, potassium nitrate, used as excipients.
Packaging:25kg woven bag,lined with double plastic bag(or according to customers' requirements)
Note:Store in a cool, ventilated, dry place, kept at room temperature.
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